Find the range of the data. scores: 81, 78, 74, 88, 73, 76, 93, 98, 78, 80 25 24 28 30

Which of the following are parts of a sphere

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.